Respiratory Tract Anatomy

immediately after the bronchi

• pharynx
• trachea
• epiglottis
• bronchioles
• alveoli

immediately after the epiglottis

• pharynx
• trachea
• larynx
• bronchioles
• alveoli

immediately after the nasal cavity

• pharynx
• trachea
• epiglottis
• bronchioles
• alveoli

immediately after the trachea

• pharynx
• bronchi
• larynx
• bronchioles
• alveoli

long tube that leads to the lungs, made of rings and cartilage

• pharynx
• trachea
• larynx
• epiglottis
• bronchi

300 million air-filled sacs in each lung

• pharynx
• bronchi
• epiglottis
• bronchioles
• alveoli

covered in capillaries

• alveoli
• bronchioles
• bronchi
• nasal cavity
• epiglottis

full of hair and mucous to trap microbes

• alveoli
• bronchioles
• bronchi
• nasal cavity
• trachea

holds the vocal cords

• mouth
• trachea
• larynx
• epiglottis
• bronchi

hollow area behind your nose

• mouth
• nasal cavity
• diaphragm
• nose
• pharynx